The Eleventh Doctor claimed to be "universally recognised as a mature and responsible adult". The lie caused the psychic paper to short out. (TV: A Christmas Carol [+]Loading...["A Christmas Carol (TV story)"])
A young adult mystery author was a potential person of interest in one or more mysteries which a holistic detective and police detective each tried to solve, with one or more assistants considering which story was more "true", or at least which was better. (GAME: Everything is Connected [+]Loading...["Everything is Connected (game)"])
When Earth's World War Council prepared for the Space War with the Astrans in 2065, they called for "general mobilisation of all male adults". (PROSE: Battle in Space [+]Loading...["Battle in Space (short story)"])